| Borders | Country | % Correct |
|---|---|---|
| Vietnam, Cambodia, Thailand, Myanmar, China | Laos | 100%
|
| South Korea, Russia, China | North Korea | 100%
|
| Germany | Denmark | 95%
|
| Sudan, Ethiopia, Djibouti | Eritrea | 95%
|
| Venezuela, Brazil, Suriname | Guyana | 95%
|
| Syria, Israel | Lebanon | 95%
|
| South Africa | Lesotho | 95%
|
| Russia, China | Mongolia | 95%
|
| Italy, Austria, Hungary, Croatia | Slovenia | 95%
|
| Guatemala, Mexico | Belize | 90%
|
| Switzerland, Austria | Liechtenstein | 90%
|
| Germany, Belgium, France | Luxembourg | 90%
|
| Romania, Serbia, North Macedonia, Greece, Turkey | Bulgaria | 80%
|
| Mozambique, Tanzania, Zambia | Malawi | 75%
|
| Afghanistan, Uzbekistan, Kyrgyzstan, China | Tajikistan | 75%
|